substring meaning: definition, etymology and quotations

substring

noun

Etymology From sub- + string.

Computing, Engineering, Mathematics, Natural sciences, Physical sciences, Sciences A (possibly zero-length) string of characters that is contained in another string.

The substrings of "button" include "butt", "ton", and "on".

substring

verb

Etymology From sub- + string.

Computing, Engineering, Mathematics, Natural sciences, Physical sciences, Sciences To extract a substring from.

If an existing character-based column is increased in size and your program does not need the extra characters, the view can be changed to force the smaller size by substringing the existing column.2015, Nadir K. Amra, Hernando Bedoya, Tony Cairns, Modernizing IBM i Applications from the Database up to the User Interface and Everything in Between:

Computing, Engineering, Mathematics, Natural sciences, Physical sciences, Sciences To take as a substring.

In this example, knowing that MY_SOUNDEX returns at most six characters, we are substringing the first six characters.2010, Thomas Kyte, Expert Oracle Database Architecture: Oracle Database 9i, 10g, and 11g: